Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5614607 | Polyimide and a method of preparing polyamide from tetracarboxylic dianhydride and diisocyanate | John N. Hay | 1997-03-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5614607 | Polyimide and a method of preparing polyamide from tetracarboxylic dianhydride and diisocyanate | John N. Hay | 1997-03-25 |